sys/arch/vax/mba/hpreg.h

   1 /*      $NetBSD: hpreg.h,v 1.4 1996/02/11 13:19:35 ragge Exp $ */
   2 /*
   3  * Copyright (c) 1994 Ludd, University of Lule}, Sweden.
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *     This product includes software developed at Ludd, University of Lule}.
  17  * 4. The name of the author may not be used to endorse or promote products
  18  *    derived from this software without specific prior written permission
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifdef notdef
  33 struct hp_regs {
  34         int     hp_cs1;
  35         int     hp_ds;
  36         int     hp_er1;
  37         int     hp_mr1;
  38         int     hp_as;
  39         int     hp_da;
  40         int     hp_dt;
  41         int     hp_la;
  42         int     hp_sn;
  43         int     hp_of;
  44         int     hp_dc;
  45         int     hp_hr;
  46         int     hp_mr2;
  47         int     hp_er2;
  48         int     hp_ec1;
  49         int     hp_ec2;
  50         int     utrymme[16];
  51 };
  52 #endif
  53
  54 #define HP_CS1  0
  55 #define HP_DS   4
  56 #define HP_ER1  8
  57 #define HP_MR1  12
  58 #define HP_AS   16
  59 #define HP_DA   20
  60 #define HP_DT   24
  61 #define HP_LA   28
  62 #define HP_SN   32
  63 #define HP_OF   36
  64 #define HP_DC   40
  65 #define HP_HR   44
  66 #define HP_MR2  48
  67 #define HP_ER2  52
  68 #define HP_EC1  56
  69 #define HP_EC2  60
  70
  71 #define HPCS_DVA        4000    /* Drive avail, in dual-port config */
  72 #define HPCS_WRITE      061     /* Write data */
  73 #define HPCS_WCHECK     051     /* Write check data */
  74 #define HPCS_WHEAD      063     /* Write header and data */
  75 #define HPCS_WCHEAD     053     /* Write check header and data */
  76 #define HPCS_READ       071     /* Read data */
  77 #define HPCS_RHEAD      073     /* Read header and data */
  78 #define HPCS_SEEK       005     /* Just seek */
  79 #define HPCS_RECAL      007     /* Recalibrate */
  80 #define HPCS_RTC        017     /* Return to centerline */
  81 #define HPCS_OFFSET     015     /* Offset */
  82 #define HPCS_SEARCH     031     /* Search */
  83 #define HPCS_UNLOAD     003     /* Unload pack (removable) */
  84 #define HPCS_RELEASE    013     /* Release massbuss port */
  85 #define HPCS_RPS        021     /* Read-in preset */
  86 #define HPCS_PA         023     /* Pack acknowledge */
  87 #define HPCS_DC         011     /* Drive clear */
  88
  89
  90 #define HPDS_VV         0x40    /* Volume valid, not changed */
  91 #define HPDS_DRY        0x80    /* Drive ready to accept commands */
  92 #define HPDS_DPR        0x100   /* Drive present */
  93 #define HPDS_PGM        0x200   /* Programmable in dual-port config */
  94 #define HPDS_LBT        0x400   /* Last block transferred */
  95 #define HPDS_WRL        0x800   /* Write locked media */
  96 #define HPDS_MOL        0x1000  /* Medium on-line */
  97 #define HPDS_PIP        0x2000  /* Positioning in progress */
  98 #define HPDS_ERR        0x4000  /* ORed error bit, something wrong */
  99 #define HPDS_ATA        0x8000  /* Attention drive */
 100
 101 #define HPDT_DRQ        0x800   /* Dual-port disk */
 102
 103 #define HPOF_FMT        0x1000  /* 16/18 bit data */
 104
 105 /*
 106  * Error registers. The defines are the corresponding bit number
 107  * in the error register, instead of a bit mask.
 108  * Use (1<<HPER1_FOO) when touching registers.
 109  */
 110 #define HPER1_ILF       0       /* Illegal function */
 111 #define HPER1_ILR       1       /* Illegal register */
 112 #define HPER1_RMR       2       /* Register modification refused */
 113 #define HPER1_PAR       3       /* Parity error */
 114 #define HPER1_FER       4       /* Format error */
 115 #define HPER1_WCF       5       /* Write clock failed */
 116 #define HPER1_ECH       6       /* ECC hard error */
 117 #define HPER1_HCE       7       /* Header compare error */
 118 #define HPER1_HCRC      8       /* Header CRC error */
 119 #define HPER1_AOE       9       /* Address overflow error */
 120 #define HPER1_IAE       10      /* Invalid address error */
 121 #define HPER1_WLE       11      /* Write lock error */
 122 #define HPER1_DTE       12      /* Drive timing error */
 123 #define HPER1_OPI       13      /* Operation incomplete */
 124 #define HPER1_UNS       14      /* Unsafe drive */
 125 #define HPER1_DCK       15      /* Data check error */